Finding the Fourth Proportional to 113,752.62, 170,629.02 and 30,646.62
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Solution
The fourth proportional to 113,752.62, 170,629.02 and 30,646.62 is: 45,969.95
Step by Step Solution
- Step 1: Write the proportion equation
113,752.62 : 170,629.02 = 30,646.62 : x - Step 2: Convert to fraction form
113,752.62/170,629.02 = 30,646.62/x - Step 3: Cross multiply
113,752.62x = 170,629.02 × 30,646.62 - Step 4: Simplify right side
113,752.62x = 5,229,202,736.91 - Step 5: Solve for x
x = 5,229,202,736.91/113,752.62 - Step 6: Final answer
x = 45,969.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.